solidity.index.json contains all information
{ "node": { "downloadUrl": "https://github.com/ethereum/solidity/releases/download/v0.8.0/solc-windows.exe", "release": { "publishedAt": "2020-12-16T17:40:49Z", "url": "https://github.com/ethereum/solidity/releases/tag/v0.8.0", "id": "MDc6UmVsZWFzZTM1MzUzODcy", "name": "Version 0.8.0", "description": "Solidity 0.8.0 is a breaking release of the Solidity compiler and language. \r\n\r\nFor a detailed explanation of the new features and changes, please see the [blog post](https://blog.soliditylang.org/2020/12/16/solidity-v0.8.0-release-announcement/).\r\n\r\n### Breaking Changes:\r\n* Code Generator: All arithmetic is checked by default" } } } ] }, "url": "https://github.com/ethereum/solidity/releases/tag/v0.8.0", "name": "Version 0.8.0" } ] } This includes recompiled from source below 0.6.6